Pith Number

pith:TTNBLYWW

pith:2014:TTNBLYWWWSK7Y4YXET3XDVCGNX

not attested not anchored not stored refs pending

Construction of Hadamard states by characteristic Cauchy problem

Christian G\'erard, Micha{\l} Wrochna

arxiv:1409.6691 v3 · 2014-09-23 · math-ph · gr-qc · math.AP · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TTNBLYWWWSK7Y4YXET3XDVCGNX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:53:10.942515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cda15e2d6b495fc731724f771d4466dc9415e8be914803cf76e6323c24f8f06

Aliases

arxiv: 1409.6691 · arxiv_version: 1409.6691v3 · doi: 10.48550/arxiv.1409.6691 · pith_short_12: TTNBLYWWWSK7 · pith_short_16: TTNBLYWWWSK7Y4YX · pith_short_8: TTNBLYWW

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TTNBLYWWWSK7Y4YXET3XDVCGNX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9cda15e2d6b495fc731724f771d4466dc9415e8be914803cf76e6323c24f8f06

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6595f73eeffed5b9b5a1a0195e042c7f592e7e11cf67aaf39fe307552b36d3d1",
    "cross_cats_sorted": [
      "gr-qc",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2014-09-23T18:48:01Z",
    "title_canon_sha256": "87dd9e6aa49d4d7ed141838de50455d41ec2de2f8ae168162ae1795d02075849"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.6691",
    "kind": "arxiv",
    "version": 3
  }
}